/Engine/Source/Editor/PropertyEditor/Public/PropertyHandle.h
Gets a child handle of this handle. Useful for accessing properties in structs. Array elements cannot be accessed in this way
The property handle for the child if it exists
[TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [IPropertyHandle](API\Editor\PropertyEditor\IPropertyHandle) > GetChildHandle ( [FName](API\Runtime\Core\UObject\FName) ChildName, bool bRecurse ) const